A. Baranov

activity

20132022

most citedObservation of a narrow pentaquark state,

P_{c} (4312)^{+}

, and of two-peak structure of the

P_{c} (4450)^{+}

738 citations · 7.3k across the 110 of their papers we have counts for

collaborators

Showing 2018Show all

30 papers · 1 filter

hep-ex2018★ 118 cited

Design and performance of the LHCb trigger and full real-time reconstruction in Run 2 of the LHC

R. Aaij, S. Akar, J. Albrecht +138

The LHCb collaboration has redesigned its trigger to enable the full offline detector reconstruction to be performed in real time. Together with the real-time alignment and calibra…

hep-ex2018★ 9 cited

Measurement of the branching fraction and $C P$ asymmetry in $B^{+} \to J / ψ ρ^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

The branching fraction and direct $C P$ asymmetry of the decay $B^{+} \to J / ψ ρ^{+}$ are measured using proton-proton collision data collected with the LHCb detector at cent…

hep-ex2018★ 8 cited

Study of the $B^{0} \to ρ (770)^{0} K^{*} (892)^{0}$ decay with an amplitude analysis of $B^{0} \to (π^{+} π^{-}) (K^{+} π^{-})$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +840

An amplitude analysis of $B^{0} \to (π^{+} π^{-}) (K^{+} π^{-})$ decays is performed in the two-body invariant mass regions $300 < m (π^{+} π^{-}) < 1100$ MeV/ $c^{2}$ , accounting for the $ρ^{0}$ , $ω$ ,…

hep-ex2018★ 18 cited

Search for the rare decay $B^{+} \to μ^{+} μ^{-} μ^{+} ν_{μ}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +844

A search for the rare leptonic decay $B^{+} \to μ^{+} μ^{-} μ^{+} ν_{μ}$ is performed using proton-proton collision data corresponding to an integrated luminosity of $4.7$ fb$…

hep-ph2018

Sensitivity of the SHiP experiment to Heavy Neutral Leptons

SHiP Collaboration

Heavy Neutral Leptons (HNLs) are hypothetical particles predicted by many extensions of the Standard Model. These particles can, among other things, explain the origin of neutrino…

hep-ex2018★ 22 cited

Measurement of the charm-mixing parameter $y_{C P}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +841

A measurement of the charm-mixing parameter $y_{C P}$ using $D^{0} \to K^{+} K^{-}$ , $D^{0} \to π^{+} π^{-}$ , and $D^{0} \to K^{-} π^{+}$ decays is reported. The $D^{0}$ mesons are required to originat…

hep-ex2018★ 64 cited

Evidence for an $η_{c} (1 S) π^{-}$ resonance in $B^{0} \to η_{c} (1 S) K^{+} π^{-}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +842

A Dalitz plot analysis of $B^{0} \to η_{c} (1 S) K^{+} π^{-}$ decays is performed using data samples of $pp$ collisions collected with the LHCb detector at centre-of-mass energies of $\sqrt{s…

hep-ex2018★ 20 cited

Prompt $Λ_{c}^{+}$ production in $p Pb$ collisions at $s_{N N} = 5.02$ TeV

LHCb collaboration, R. Aaij, B. Adeva +832

The production of $Λ_{c}^{+}$ baryons produced directly at the interacting point is studied in proton-lead collisions collected with the LHCb detector at the LHC. The data sample corre…

hep-ex2018

Measurement of the $Ω_{c}^{0}$ baryon lifetime

LHCb collaboration, R. Aaij, B. Adeva +834

We report a measurement of the lifetime of the $Ω_{c}^{0}$ baryon using proton-proton collision data at center-of-mass energies of 7 and 8~TeV, corresponding to an integrated luminosit…

hep-ex2018

Physics case for an LHCb Upgrade II - Opportunities in flavour physics, and beyond, in the HL-LHC era

LHCb collaboration, I. Bediaga, M. Cruz Torres +828

The LHCb Upgrade II will fully exploit the flavour-physics opportunities of the HL-LHC, and study additional physics topics that take advantage of the forward acceptance of the LHC…

hep-ex2018★ 69 cited

Measurement of antiproton production in $pHe$ collisions at $s_{N N} = 110$ GeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +839

The cross-section for prompt antiproton production in collisions of protons with an energy of $6.5$ TeV incident on helium nuclei at rest is measured with the LHCb experiment from…

hep-ex2018★ 64 cited

Angular moments of the decay $Λ_{b}^{0} \to Λ μ^{+} μ^{-}$ at low hadronic recoil

LHCb collaboration, R. Aaij, B. Adeva +835

An analysis of the angular distribution of the decay $Λ_{b}^{0} \to Λ μ^{+} μ^{-}$ is presented, using data collected with the LHCb detector between 2011 and 2016 and correspond…

hep-ex2018★ 114 cited

Measurement of the lifetime of the doubly charmed baryon $Ξ_{cc}^{++}$

LHCb collaboration, R. Aaij, B. Adeva +832

The first measurement of the lifetime of the doubly charmed baryon $Ξ_{cc}^{++}$ is presented, with the signal reconstructed in the final state $Λ_{c}^{+} K^{-} π^{+} π^{+}$ . The data sample…

hep-ex2018★ 8 cited

Measurement of the relative $B^{-} \to D^{0} / D^{* 0} / D^{** 0} μ^{-} ν_{μ}$ branching fractions using $B^{-}$ mesons from $B_{s 2}^{* 0}$ decays

LHCb collaboration, R. Aaij, B. Adeva +834

The decay of the narrow resonance $B_{s 2}^{* 0} \to B^{-} K^{+}$ can be used to determine the $B^{-}$ momentum in partially reconstructed decays without any assumpti…

hep-ex2018★ 168 cited

First observation of the doubly charmed baryon decay $Ξ_{cc}^{++} \to Ξ_{c}^{+} π^{+}$

LHCb collaboration, R. Aaij, B. Adeva +834

The doubly charmed baryon decay $Ξ_{cc}^{++} \to Ξ_{c}^{+} π^{+}$ is observed for the first time, with a statistical significance of $5.9 σ$ , confirming a recent observation…

hep-ex2018★ 15 cited

Observation of $B_{s}^{0} \to D^{* 0} ϕ$ and search for $B^{0} \to D^{0} ϕ$ decays

LHCb collaboration, R. Aaij, B. Adeva +807

The first observation of the $B_{s}^{0} \to D^{* 0} ϕ$ decay is reported, with a significance of more than seven standard deviations, from an analysis of $pp$ collision data…

hep-ex2018★ 16 cited

Observation of the decay $B_{s}^{0} \to D^{0} K^{+} K^{-}$

LHCb collaboration, R. Aaij, B. Adeva +808

The first observation of the $B_{s}^{0} \to D^{0} K^{+} K^{-}$ decay is reported, together with the most precise branching fraction measurement of the mode $B^0 \to \overline{D}^0…

hep-ex2018★ 26 cited

Measurement of angular and CP asymmetries in $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays

LHCb collaboration, R. Aaij, B. Adeva +832

The first measurements of the forward-backward asymmetry of the dimuon pair ( $A_{F B}$ ), the triple-product asymmetry ( $A_{2 ϕ}$ ), and the charge-parity-conjugation asymmetry ($A_{CP…

hep-ex2018★ 3 cited

Observation of the decay $B_{s}^{0} \to χ_{c 2} K^{+} K^{-}$ in the $φ$ mass region

LHCb collaboration, R. Aaij, B. Adeva +828

The $B_{s}^{0} \to χ_{c 2} K^{+} K^{-}$ decay mode is observed and its branching fraction relative to the corresponding $χ_{c 1}$ decay mode, in a $\pm 15 \textrm{MeV}/c^…

hep-ex2018★ 62 cited

Search for beautiful tetraquarks in the $Υ (1 S) μμ$ invariant-mass spectrum

LHCb collaboration, R. Aaij, B. Adeva +836

The $Υ (1 S) μ^{+} μ^{-}$ invariant-mass distribution is investigated for a possible exotic meson state composed of two $b$ quarks and two $b$ quarks, $X_{b\overline{b}b\overlin…

hep-ex2018★ 14 cited

Observation of the decay $Λ_{b}^{0} \to ψ (2 S) p π^{-}$

LHCb collaboration, R. Aaij, B. Adeva +834

The Cabibbo-suppressed decay $Λ_{b}^{0} \to ψ (2 S) p π^{-}$ is observed for the first time using a data sample collected by the LHCb experiment in proton-proton collisions correspondi…

hep-ex2018★ 9 cited

Measurement of $Z \to τ^{+} τ^{-}$ production in proton-proton collisions at $s = 8$ TeV

LHCb collaboration, R. Aaij, B. Adeva +821

A measurement of $Z \to τ^{+} τ^{-}$ production cross-section is presented using data, corresponding to an integrated luminosity of 2 fb $^{- 1}$ , from $pp$ collisions at $\sqrt{s}=…

hep-ex2018★ 82 cited

Central exclusive production of $J / ψ$ and $ψ (2 S)$ mesons in $pp$ collisions at $s = 13$ TeV

LHCb collaboration, R. Aaij, B. Adeva +808

Measurements are reported of the central exclusive production of \jpsi and \psitwos mesons in $pp$ collisions at a centre-of-mass energy of 13 TeV. Backgrounds are significantly re…

hep-ex2018★ 12 cited

Measurement of $D_{s}^{\pm}$ production asymmetry in $pp$ collisions at $s = 7$ and 8 TeV

R. Aaij, B. Adeva, M. Adinolfi +786

The inclusive $D_{s}^{\pm}$ production asymmetry is measured in $pp$ collisions collected by the LHCb experiment at centre-of-mass energies of $s = 7$ and 8 TeV. Promptly produ…

Design and performance of the LHCb trigger and full real-time reconstruction in Run 2 of the LHC

Measurement of the branching fraction and CP asymmetry in B+→J/ψρ+ decays

Study of the B0→ρ(770)0K∗(892)0 decay with an amplitude analysis of B0→(π+π−)(K+π−) decays

Search for the rare decay B+→μ+μ−μ+νμ​

Sensitivity of the SHiP experiment to Heavy Neutral Leptons

Measurement of the charm-mixing parameter yCP​

Evidence for an ηc​(1S)π− resonance in B0→ηc​(1S)K+π− decays

Prompt Λc+​ production in pPb collisions at sNN​​=5.02 TeV

Measurement of the Ωc0​ baryon lifetime

Physics case for an LHCb Upgrade II - Opportunities in flavour physics, and beyond, in the HL-LHC era

Measurement of antiproton production in pHe collisions at sNN​​=110 GeV

Angular moments of the decay Λb0​→Λμ+μ− at low hadronic recoil

Measurement of the lifetime of the doubly charmed baryon Ξcc++​

Measurement of the relative B−→D0/D∗0/D∗∗0μ−νμ​ branching fractions using B− mesons from Bs2∗0​ decays

First observation of the doubly charmed baryon decay Ξcc++​→Ξc+​π+

Observation of Bs0​→D∗0ϕ and search for B0→D0ϕ decays

Observation of the decay Bs0​→D0K+K−

Measurement of angular and CP asymmetries in D0→π+π−μ+μ− and D0→K+K−μ+μ− decays

Observation of the decay Bs0​​→χc2​K+K− in the φ mass region

Search for beautiful tetraquarks in the Υ(1S)μμ invariant-mass spectrum

Observation of the decay Λb0​→ψ(2S)pπ−

Measurement of Z→τ+τ− production in proton-proton collisions at s​=8 TeV

Central exclusive production of J/ψ and ψ(2S) mesons in pp collisions at s​=13 TeV

Measurement of Ds±​ production asymmetry in pp collisions at s​=7 and 8 TeV

Measurement of the branching fraction and $C P$ asymmetry in $B^{+} \to J / ψ ρ^{+}$ decays

Study of the $B^{0} \to ρ (770)^{0} K^{*} (892)^{0}$ decay with an amplitude analysis of $B^{0} \to (π^{+} π^{-}) (K^{+} π^{-})$ decays

Search for the rare decay $B^{+} \to μ^{+} μ^{-} μ^{+} ν_{μ}$

Measurement of the charm-mixing parameter $y_{C P}$

Evidence for an $η_{c} (1 S) π^{-}$ resonance in $B^{0} \to η_{c} (1 S) K^{+} π^{-}$ decays

Prompt $Λ_{c}^{+}$ production in $p Pb$ collisions at $s_{N N} = 5.02$ TeV

Measurement of the $Ω_{c}^{0}$ baryon lifetime

Measurement of antiproton production in $pHe$ collisions at $s_{N N} = 110$ GeV

Angular moments of the decay $Λ_{b}^{0} \to Λ μ^{+} μ^{-}$ at low hadronic recoil

Measurement of the lifetime of the doubly charmed baryon $Ξ_{cc}^{++}$

Measurement of the relative $B^{-} \to D^{0} / D^{* 0} / D^{** 0} μ^{-} ν_{μ}$ branching fractions using $B^{-}$ mesons from $B_{s 2}^{* 0}$ decays

First observation of the doubly charmed baryon decay $Ξ_{cc}^{++} \to Ξ_{c}^{+} π^{+}$

Observation of $B_{s}^{0} \to D^{* 0} ϕ$ and search for $B^{0} \to D^{0} ϕ$ decays

Observation of the decay $B_{s}^{0} \to D^{0} K^{+} K^{-}$

Measurement of angular and CP asymmetries in $D^{0} \to π^{+} π^{-} μ^{+} μ^{-}$ and $D^{0} \to K^{+} K^{-} μ^{+} μ^{-}$ decays

Observation of the decay $B_{s}^{0} \to χ_{c 2} K^{+} K^{-}$ in the $φ$ mass region

Search for beautiful tetraquarks in the $Υ (1 S) μμ$ invariant-mass spectrum

Observation of the decay $Λ_{b}^{0} \to ψ (2 S) p π^{-}$

Measurement of $Z \to τ^{+} τ^{-}$ production in proton-proton collisions at $s = 8$ TeV

Central exclusive production of $J / ψ$ and $ψ (2 S)$ mesons in $pp$ collisions at $s = 13$ TeV

Measurement of $D_{s}^{\pm}$ production asymmetry in $pp$ collisions at $s = 7$ and 8 TeV